From: Kevin Hilman <khilman@baylibre.com>
To: 86zhm782g5.fsf@baylibre.com, Neil Armstrong <narmstrong@baylibre.com>
Cc: Julien Masson <jmasson@baylibre.com>,
linux-amlogic@lists.infradead.org,
dri-devel@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 8/9] drm: meson: add macro used to enable HDMI PLL
Date: Mon, 24 Jun 2019 16:20:29 -0700 [thread overview]
Message-ID: <7hwohawoxu.fsf@baylibre.com> (raw)
In-Reply-To: <86o92n82e1.fsf@baylibre.com>
Julien Masson <jmasson@baylibre.com> writes:
> This patch add new macro HHI_HDMI_PLL_CNTL_EN which is used to enable
> HDMI PLL.
>
> Signed-off-by: Julien Masson <jmasson@baylibre.com>
> ---
> drivers/gpu/drm/meson/meson_vclk.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/meson/meson_vclk.c b/drivers/gpu/drm/meson/meson_vclk.c
> index e7c2b439d0f7..be6e152fc75a 100644
> --- a/drivers/gpu/drm/meson/meson_vclk.c
> +++ b/drivers/gpu/drm/meson/meson_vclk.c
> @@ -96,6 +96,7 @@
> #define HHI_VDAC_CNTL1 0x2F8 /* 0xbe offset in data sheet */
>
> #define HHI_HDMI_PLL_CNTL 0x320 /* 0xc8 offset in data sheet */
> +#define HHI_HDMI_PLL_CNTL_EN BIT(30)
> #define HHI_HDMI_PLL_CNTL2 0x324 /* 0xc9 offset in data sheet */
> #define HHI_HDMI_PLL_CNTL3 0x328 /* 0xca offset in data sheet */
> #define HHI_HDMI_PLL_CNTL4 0x32C /* 0xcb offset in data sheet */
> @@ -468,7 +469,7 @@ void meson_hdmi_pll_set_params(struct meson_drm *priv, unsigned int m,
>
> /* Enable and unreset */
> regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL,
> - 0x7 << 28, 0x4 << 28);
> + 0x7 << 28, HHI_HDMI_PLL_CNTL_EN);
still using a magic const for the mask. Can use GENMASK() for this?
Kevin
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next prev parent reply other threads:[~2019-06-24 23:20 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-24 14:20 [PATCH 0/9] drm: meson: global clean-up (use proper macros, update comments ...) Julien Masson
2019-06-24 14:47 ` [PATCH 1/9] drm: meson: mask value when writing bits relaxed Julien Masson
2019-06-24 14:48 ` [PATCH 2/9] drm: meson: crtc: use proper macros instead of magic constants Julien Masson
2019-06-24 14:48 ` [PATCH 3/9] drm: meson: drv: use macro when initializing vpu Julien Masson
2019-06-24 14:48 ` [PATCH 4/9] drm: meson: vpp: use proper macros instead of magic constants Julien Masson
2019-06-24 23:15 ` Kevin Hilman
2019-08-08 14:09 ` Neil Armstrong
2019-06-24 14:48 ` [PATCH 5/9] drm: meson: viu: " Julien Masson
2019-06-24 14:48 ` [PATCH 6/9] drm: meson: venc: " Julien Masson
2019-06-24 14:48 ` [PATCH 7/9] drm: meson: global clean-up Julien Masson
2019-06-24 14:49 ` [PATCH 8/9] drm: meson: add macro used to enable HDMI PLL Julien Masson
2019-06-24 23:20 ` Kevin Hilman [this message]
2019-08-08 14:10 ` Neil Armstrong
2019-06-24 14:49 ` [PATCH 9/9] drm: meson: venc: set the correct macrovision max amplitude value Julien Masson
2019-06-24 23:24 ` [PATCH 0/9] drm: meson: global clean-up (use proper macros, update comments ...) Kevin Hilman
2019-08-08 14:12 ` Neil Armstrong
2019-08-09 9:29 ` Neil Armstrong
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